Transcriptome-wide analysis of microRNA–mRNA correlations in tissue identifies microRNA targeting determinants

MicroRNAs are small RNAs that regulate gene expression through complementary base pairing with their target mRNAs. A substantial understanding of microRNA target recognition and repression mechanisms has been reached using diverse empirical and bioinformatic approaches, primarily in vitro biochemica...

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Autor Principal: Trinidad Barnech, Juan Manuel (author)
Outros autores: Fort Canobra, Rafael S (author), Trinidad Barnech, Guillermo (author), Garat, Beatriz (author), Duhagon, María Ana (author)
Formato: article
Idioma:inglés
Publicado: 2023
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Acceso en liña:https://hdl.handle.net/20.500.12008/43094
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author Trinidad Barnech, Juan Manuel
author2 Fort Canobra, Rafael S
Trinidad Barnech, Guillermo
Garat, Beatriz
Duhagon, María Ana
author2_role author
author
author
author
author_browse Duhagon, María Ana
Fort Canobra, Rafael S
Garat, Beatriz
Trinidad Barnech, Guillermo
Trinidad Barnech, Juan Manuel
author_facet Trinidad Barnech, Juan Manuel
Fort Canobra, Rafael S
Trinidad Barnech, Guillermo
Garat, Beatriz
Duhagon, María Ana
author_role author
collection COLIBRI
dc.contributor.none.fl_str_mv Trinidad Barnech Juan Manuel, Universidad de la República (Uruguay). Facultad de Ciencias. Instituto de Biología.
Fort Canobra Rafael S, Universidad de la República (Uruguay). Facultad de Ciencias. Instituto de Ciencias Geológicas.
Trinidad Barnech Guillermo, Universidad de la República (Uruguay). Facultad de Ingeniería.
Garat Beatriz, Universidad de la República (Uruguay). Facultad de Ciencias. Instituto de Biología.
Duhagon María Ana, Universidad de la República (Uruguay). Facultad de Ciencias. Instituto de Biología.
dc.creator.none.fl_str_mv Trinidad Barnech, Juan Manuel
Fort Canobra, Rafael S
Trinidad Barnech, Guillermo
Garat, Beatriz
Duhagon, María Ana
dc.date.none.fl_str_mv 2023
2024-03-14T14:53:54Z
2024-03-14T14:53:54Z
dc.format.none.fl_str_mv 15 h.
application/pdf
dc.identifier.none.fl_str_mv Trinidad Barnech, J, Fort Canobra, R, Trinidad Barnech, G [y otros autores]. "Transcriptome-wide analysis of microRNA–mRNA correlations in tissue identifies microRNA targeting determinants". Non-Coding RNA. [en línea] 2023, 9: 15. 15 h. DOI: 10.3390/ncrna9010015.
2311-553X
https://hdl.handle.net/20.500.12008/43094
10.3390/ncrna9010015
dc.language.none.fl_str_mv en
eng
dc.publisher.none.fl_str_mv MDPI
dc.relation.none.fl_str_mv Non-Coding RNA, 2023, 9(1): 15.
dc.rights.none.fl_str_mv info:eu-repo/semantics/openAccess
Licencia Creative Commons Atribución (CC - By 4.0)
dc.source.none.fl_str_mv reponame:COLIBRI
instname:Universidad de la República
instacron:Universidad de la República
dc.subject.none.fl_str_mv MicroRNA
3' supplementary pairing
Transcriptome
TCGA
Offset
GC-content
Correlation
dc.title.none.fl_str_mv Transcriptome-wide analysis of microRNA–mRNA correlations in tissue identifies microRNA targeting determinants
dc.type.none.fl_str_mv Artículo
info:eu-repo/semantics/article
info:eu-repo/semantics/publishedVersion
description MicroRNAs are small RNAs that regulate gene expression through complementary base pairing with their target mRNAs. A substantial understanding of microRNA target recognition and repression mechanisms has been reached using diverse empirical and bioinformatic approaches, primarily in vitro biochemical or cell culture perturbation settings. We sought to determine if rules of microRNA target efficacy could be inferred from extensive gene expression data of human tissues. A transcriptome-wide assessment of all the microRNA–mRNA canonical interactions’ efficacy was performed using a normalized Spearman correlation (Z-score) between the abundance of the transcripts in the PRAD-TCGA dataset tissues (RNA-seq mRNAs and small RNA-seq for microRNAs, 546 samples). Using the Z-score of correlation as a surrogate marker of microRNA target efficacy, we confirmed hallmarks of microRNAs, such as repression of their targets, the hierarchy of preference for gene regions (3'UTR > CDS > 5'UTR), and seed length (6 mer < 7 mer < 8 mer), as well as the contribution of the 3'-supplementary pairing at nucleotides 13–16 of the microRNA. Interactions mediated by 6 mer + supplementary showed similar inferred repression as 7 mer sites, suggesting that the 6 mer + supplementary sites may be relevant in vivo. However, aggregated 7 mer-A1 seeds appear more repressive than 7 mer-m8 seeds, while similar when pairing possibilities at the 30 -supplementary sites. We then examined the 30-supplementary pairing using 39 microRNAs with Z-score-inferred repressive 3'-supplementary interactions. The approach was sensitive to the offset of the bridge between seed and 3'-supplementary pairing sites, and the pattern of offset-associated repression found supports previous findings. The 39 microRNAs with effective repressive 30 supplementary sites show low GC content at positions 13–16. Our study suggests that the transcriptome-wide analysis of microRNA–mRNA correlations may uncover hints of microRNA targeting determinants. Finally, we provide a bioinformatic tool to identify microRNA–mRNA candidate interactions based on the sequence complementarity of the seed and 3' -supplementary regions.
eu_rights_str_mv openAccess
format article
id anni_982965bfcd25de97f965abdfae070bd4
identifier_str_mv Trinidad Barnech, J, Fort Canobra, R, Trinidad Barnech, G [y otros autores]. "Transcriptome-wide analysis of microRNA–mRNA correlations in tissue identifies microRNA targeting determinants". Non-Coding RNA. [en línea] 2023, 9: 15. 15 h. DOI: 10.3390/ncrna9010015.
2311-553X
10.3390/ncrna9010015
instacron_str Universidad de la República
institution Universidad de la República
instname_str Universidad de la República
language eng
language_invalid_str_mv en
network_acronym_str anni
network_name_str oai-lr-anni
oai_identifier_str oai:colibri.udelar.edu.uy:20.500.12008/43094
publishDate 2023
publishDateSort 2023
publisher.none.fl_str_mv MDPI
reponame_str COLIBRI
repository.mail.fl_str_mv
repository.name.fl_str_mv
repository_id_str
rights_invalid_str_mv Licencia Creative Commons Atribución (CC - By 4.0)
spelling Transcriptome-wide analysis of microRNA–mRNA correlations in tissue identifies microRNA targeting determinantsTrinidad Barnech, Juan ManuelFort Canobra, Rafael STrinidad Barnech, GuillermoGarat, BeatrizDuhagon, María AnaMicroRNA3' supplementary pairingTranscriptomeTCGAOffsetGC-contentCorrelationMicroRNAs are small RNAs that regulate gene expression through complementary base pairing with their target mRNAs. A substantial understanding of microRNA target recognition and repression mechanisms has been reached using diverse empirical and bioinformatic approaches, primarily in vitro biochemical or cell culture perturbation settings. We sought to determine if rules of microRNA target efficacy could be inferred from extensive gene expression data of human tissues. A transcriptome-wide assessment of all the microRNA–mRNA canonical interactions’ efficacy was performed using a normalized Spearman correlation (Z-score) between the abundance of the transcripts in the PRAD-TCGA dataset tissues (RNA-seq mRNAs and small RNA-seq for microRNAs, 546 samples). Using the Z-score of correlation as a surrogate marker of microRNA target efficacy, we confirmed hallmarks of microRNAs, such as repression of their targets, the hierarchy of preference for gene regions (3'UTR > CDS > 5'UTR), and seed length (6 mer < 7 mer < 8 mer), as well as the contribution of the 3'-supplementary pairing at nucleotides 13–16 of the microRNA. Interactions mediated by 6 mer + supplementary showed similar inferred repression as 7 mer sites, suggesting that the 6 mer + supplementary sites may be relevant in vivo. However, aggregated 7 mer-A1 seeds appear more repressive than 7 mer-m8 seeds, while similar when pairing possibilities at the 30 -supplementary sites. We then examined the 30-supplementary pairing using 39 microRNAs with Z-score-inferred repressive 3'-supplementary interactions. The approach was sensitive to the offset of the bridge between seed and 3'-supplementary pairing sites, and the pattern of offset-associated repression found supports previous findings. The 39 microRNAs with effective repressive 30 supplementary sites show low GC content at positions 13–16. Our study suggests that the transcriptome-wide analysis of microRNA–mRNA correlations may uncover hints of microRNA targeting determinants. Finally, we provide a bioinformatic tool to identify microRNA–mRNA candidate interactions based on the sequence complementarity of the seed and 3' -supplementary regions.CSIC: I+D_2016_487CSIC: I+D_2020_566MDPITrinidad Barnech Juan Manuel, Universidad de la República (Uruguay). Facultad de Ciencias. Instituto de Biología.Fort Canobra Rafael S, Universidad de la República (Uruguay). Facultad de Ciencias. Instituto de Ciencias Geológicas.Trinidad Barnech Guillermo, Universidad de la República (Uruguay). Facultad de Ingeniería.Garat Beatriz, Universidad de la República (Uruguay). Facultad de Ciencias. Instituto de Biología.Duhagon María Ana, Universidad de la República (Uruguay). Facultad de Ciencias. Instituto de Biología.2024-03-14T14:53:54Z2024-03-14T14:53:54Z2023Artículoinfo:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersion15 h.application/pdfTrinidad Barnech, J, Fort Canobra, R, Trinidad Barnech, G [y otros autores]. "Transcriptome-wide analysis of microRNA–mRNA correlations in tissue identifies microRNA targeting determinants". Non-Coding RNA. [en línea] 2023, 9: 15. 15 h. DOI: 10.3390/ncrna9010015.2311-553Xhttps://hdl.handle.net/20.500.12008/4309410.3390/ncrna9010015reponame:COLIBRIinstname:Universidad de la Repúblicainstacron:Universidad de la RepúblicaenengNon-Coding RNA, 2023, 9(1): 15.Las obras depositadas en el Repositorio se rigen por la Ordenanza de los Derechos de la Propiedad Intelectual de la Universidad de la República.(Res. Nº 91 de C.D.C. de 8/III/1994 – D.O. 7/IV/1994) y por la Ordenanza del Repositorio Abierto de la Universidad de la República (Res. Nº 16 de C.D.C. de 07/10/2014)info:eu-repo/semantics/openAccessLicencia Creative Commons Atribución (CC - By 4.0)oai:colibri.udelar.edu.uy:20.500.12008/430942026-04-14T10:10:33Z
spellingShingle Transcriptome-wide analysis of microRNA–mRNA correlations in tissue identifies microRNA targeting determinants
Trinidad Barnech, Juan Manuel
MicroRNA
3' supplementary pairing
Transcriptome
TCGA
Offset
GC-content
Correlation
status_str publishedVersion
title Transcriptome-wide analysis of microRNA–mRNA correlations in tissue identifies microRNA targeting determinants
title_full Transcriptome-wide analysis of microRNA–mRNA correlations in tissue identifies microRNA targeting determinants
title_fullStr Transcriptome-wide analysis of microRNA–mRNA correlations in tissue identifies microRNA targeting determinants
title_full_unstemmed Transcriptome-wide analysis of microRNA–mRNA correlations in tissue identifies microRNA targeting determinants
title_short Transcriptome-wide analysis of microRNA–mRNA correlations in tissue identifies microRNA targeting determinants
title_sort Transcriptome-wide analysis of microRNA–mRNA correlations in tissue identifies microRNA targeting determinants
topic MicroRNA
3' supplementary pairing
Transcriptome
TCGA
Offset
GC-content
Correlation
url https://hdl.handle.net/20.500.12008/43094